<!doctype html>
<html>
<head>
    <meta charset="utf-8">
    <title>Bloom Post Effect - ECHARTS-GL</title>
    <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
    <meta name="apple-mobile-web-app-capable" content="yes"> <!-- Fullscreen Landscape on iOS -->
    <link rel="stylesheet" href="./common.css">
</head>
<body>
<div id="main"></div>
<script src="../node_modules/echarts/dist/echarts.js"></script>
<script src="../node_modules/echarts/map/js/world.js"></script>
<script src="../node_modules/echarts/map/js/china.js"></script>
<script src="../dist/echarts-gl.js"></script>
<script src="lib/jquery.min.js"></script>
<script src="js/commonUI.js"></script>
<script>
    var chart = echarts.init(document.getElementById('main'));

    var canvas = document.createElement('canvas');
    var mapChart = echarts.init(canvas, null, {
        width: 2048,
        height: 1024
    });

    mapChart.setOption({
        series: [
            {
                type: 'map',
                map: 'world',
                top: 0,
                left: 0,
                right: 0,
                bottom: 0,
                boundingCoords: [[-180, 90], [180, -90]],
                silent: true,
                // silent: true,
                itemStyle: {
                    normal: {
                        borderWidth: 1,
                        borderColor: 'rgba(140, 10, 20, 1)',
                        areaColor: 'transparent'
                    }
                }
            }
        ]
    });

    // http://visibleearth.nasa.gov/view_cat.php?categoryID=1484
    chart.setOption({
        globe: {
            baseTexture: 'asset/world.topo.bathy.200401.jpg',
            heightTexture: 'asset/elev_bump_4k.jpg',

            displacementScale: 0.1,

            shading: 'realistic',

            postEffect: {
                enable: true
            },
            temporalSuperSampling: {
                enable: true
            },

            light: {
                ambient: {
                    intensity: 0.1
                },
                main: {
                    intensity: 5
                }
            },

            viewControl: {
                autoRotate: false
            },

            layers: [{
                type: 'blend',
                blendTo: 'emission',
                texture: mapChart,
                intensity: 4
            }]
        },
        series: []
    });

    window.addEventListener('resize', function () {
        chart.resize();
    });

</script>
</body>
</html>
